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author | Timothy Pearson <kb9vqf@pearsoncomputing.net> | 2013-01-27 01:04:32 -0600 |
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committer | Timothy Pearson <kb9vqf@pearsoncomputing.net> | 2013-01-27 01:04:32 -0600 |
commit | 793cf2dff35dffe3ec4c7b24252947dde758a1b2 (patch) | |
tree | 7d9972d99ed281a36418ae9f5fc128e3c951532c /kfile-plugins/theora/kfile_theora.cpp | |
parent | 04f764aaf273340e1d5811d4216dd8127cacc5db (diff) | |
download | tdemultimedia-793cf2dff35dffe3ec4c7b24252947dde758a1b2.tar.gz tdemultimedia-793cf2dff35dffe3ec4c7b24252947dde758a1b2.zip |
Rename a number of libraries and executables to avoid conflicts with KDE4
Diffstat (limited to 'kfile-plugins/theora/kfile_theora.cpp')
-rw-r--r-- | kfile-plugins/theora/kfile_theora.cpp | 322 |
1 files changed, 0 insertions, 322 deletions
diff --git a/kfile-plugins/theora/kfile_theora.cpp b/kfile-plugins/theora/kfile_theora.cpp deleted file mode 100644 index aac38978..00000000 --- a/kfile-plugins/theora/kfile_theora.cpp +++ /dev/null @@ -1,322 +0,0 @@ -/*************************************************************************** - * Copyright (C) 2004 by Jean-Baptiste Mardelle * - * bj@altern.org * - * * - * This program is free software; you can redistribute it and/or modify * - * it under the terms of the GNU General Public License as published by * - * the Free Software Foundation; either version 2 of the License, or * - * (at your option) any later version. * - * * - * This program is distributed in the hope that it will be useful, * - * but WITHOUT ANY WARRANTY; without even the implied warranty of * - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * - * GNU General Public License for more details. * - * * - * You should have received a copy of the GNU General Public License * - * along with this program; if not, write to the * - * Free Software Foundation, Inc., * - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. * - ***************************************************************************/ - -#include <tqfile.h> -#include <config.h> -#include "kfile_theora.h" - -#include <kdebug.h> -#include <klocale.h> -#include <kgenericfactory.h> - -#include "theora/theora.h" -#include "vorbis/codec.h" - -ogg_stream_state t_stream_state; -ogg_stream_state v_stream_state; - -int theora_p=0; -int vorbis_p=0; - -static int queue_page(ogg_page *page) -{ - if(theora_p) - ogg_stream_pagein(&t_stream_state,page); - if(vorbis_p) - ogg_stream_pagein(&v_stream_state,page); - return 0; -} - -static int buffer_data(FILE *in,ogg_sync_state *oy) -{ - char *buffer=ogg_sync_buffer(oy,4096); - int bytes=fread(buffer,1,4096,in); - ogg_sync_wrote(oy,bytes); - return(bytes); -} - -typedef KGenericFactory<theoraPlugin> theoraFactory; - -K_EXPORT_COMPONENT_FACTORY(kfile_theora, theoraFactory( "kfile_theora" )) - -theoraPlugin::theoraPlugin(TQObject *parent, const char *name, - const TQStringList &args) - : KFilePlugin(parent, name, args) -{ -// kdDebug(7034) << "theora plugin\n"; - - KFileMimeTypeInfo* info = addMimeTypeInfo( "video/x-theora" ); - - KFileMimeTypeInfo::GroupInfo* group = 0; - KFileMimeTypeInfo::ItemInfo* item; - - // video group - - group = addGroupInfo(info, "Video", i18n("Video Details")); - setAttributes(group, 0); - item = addItemInfo(group, "Length", i18n("Length"), TQVariant::Int); - setUnit(item, KFileMimeTypeInfo::Seconds); - setHint(item, KFileMimeTypeInfo::Length); - item = addItemInfo(group, "Resolution", i18n("Resolution"), TQVariant::Size); - setHint(item, KFileMimeTypeInfo::Size); - setUnit(item, KFileMimeTypeInfo::Pixels); - item = addItemInfo(group, "FrameRate", i18n("Frame Rate"), TQVariant::Int); - setUnit(item, KFileMimeTypeInfo::FramesPerSecond); - item = addItemInfo(group, "TargetBitrate", i18n("Target Bitrate"), TQVariant::Int); - setUnit(item, KFileMimeTypeInfo::Bitrate); - item = addItemInfo(group, "Quality", i18n("Quality"), TQVariant::Int); - - // audio group - - group = addGroupInfo(info, "Audio", i18n("Audio Details")); - setAttributes(group, 0); - addItemInfo(group, "Channels", i18n("Channels"), TQVariant::Int); - - item = addItemInfo(group, "SampleRate", i18n("Sample Rate"), TQVariant::Int); - setUnit(item, KFileMimeTypeInfo::Hertz); -} - -bool theoraPlugin::readInfo( KFileMetaInfo& info, uint what) -{ - // most of the ogg stuff was borrowed from libtheora/examples/player_example.c - FILE *fp; - - ogg_sync_state o_sync_state; - ogg_packet o_packet; - ogg_page o_page; - - theora_info t_info; - theora_comment t_comment; - theora_state t_state; - vorbis_info v_info; - vorbis_comment v_comment; - - theora_p=0; - vorbis_p=0; - int theora_serial=0; - int stateflag=0; - - ogg_int64_t duration=0; - - // libtheora is still a bit unstable and sadly the init_ functions don't - // take care of things the way one would expect. So, let's do some explicit - // clearing of these fields. - - memset(&t_info, 0, sizeof(theora_info)); - memset(&t_comment, 0, sizeof(theora_comment)); - memset(&t_state, 0, sizeof(theora_state)); - - bool readTech = false; - - if (what & (KFileMetaInfo::Fastest | - KFileMetaInfo::DontCare | - KFileMetaInfo::TechnicalInfo)) - readTech = true; - - if ( info.path().isEmpty() ) // remote file - return false; - - fp = fopen(TQFile::encodeName(info.path()),"rb"); - if (!fp) - { - kdDebug(7034) << "Unable to open " << TQFile::encodeName(info.path()).data() << endl; - return false; - } - - ogg_sync_init(&o_sync_state); - - /* init supporting Vorbis structures needed in header parsing */ - vorbis_info_init(&v_info); - vorbis_comment_init(&v_comment); - - /* init supporting Theora structures needed in header parsing */ - theora_comment_init(&t_comment); - theora_info_init(&t_info); - - while(!stateflag && buffer_data(fp,&o_sync_state)!=0) - { - while (ogg_sync_pageout(&o_sync_state,&o_page)>0) - { - ogg_stream_state stream_test; - /* is this a mandated initial header? If not, stop parsing */ - if(!ogg_page_bos(&o_page)) - { - queue_page(&o_page); - stateflag=1; - break; - } - - ogg_stream_init(&stream_test,ogg_page_serialno(&o_page)); - ogg_stream_pagein(&stream_test,&o_page); - ogg_stream_packetout(&stream_test,&o_packet); - - /* identify the codec: try theora */ - if(!theora_p && theora_decode_header(&t_info,&t_comment,&o_packet)>=0) - { - /* it is theora */ - memcpy(&t_stream_state,&stream_test,sizeof(stream_test)); - theora_serial=ogg_page_serialno(&o_page); - theora_p=1; - } - else if(!vorbis_p && vorbis_synthesis_headerin(&v_info,&v_comment,&o_packet)>=0) - { - /* it is vorbis */ - memcpy(&v_stream_state,&stream_test,sizeof(stream_test)); - vorbis_p=1; - } - else - { - /* whatever it is, we don't care about it */ - ogg_stream_clear(&stream_test); - } - } - } - - /* we're expecting more header packets. */ - bool corruptedHeaders=false; - - while((theora_p && theora_p<3) || (vorbis_p && vorbis_p<3)) - { - int ret; - /* look for further theora headers */ - while(theora_p && (theora_p<3) && (ret=ogg_stream_packetout(&t_stream_state,&o_packet))) - { - if(ret<0) - { - kdDebug(7034)<<"Error parsing Theora stream headers; corrupt stream?\n"<<endl; - corruptedHeaders=true; - } - if(theora_decode_header(&t_info,&t_comment,&o_packet)) - { - kdDebug(7034)<<"Error parsing Theora stream headers; corrupt stream?"<<endl; - corruptedHeaders=true; - } - theora_p++; - if(theora_p==3) - break; - } - - /* look for more vorbis header packets */ - while(vorbis_p && (vorbis_p<3) && (ret=ogg_stream_packetout(&v_stream_state,&o_packet))) - { - if(ret<0) - { - kdDebug(7034)<<"Error parsing Vorbis stream headers; corrupt stream"<<endl; - corruptedHeaders=true; - } - if(vorbis_synthesis_headerin(&v_info,&v_comment,&o_packet)) - { - kdDebug(7034)<<"Error parsing Vorbis stream headers; corrupt stream?"<<endl; - corruptedHeaders=true; - } - vorbis_p++; - if(vorbis_p==3) - break; - } - /* The header pages/packets will arrive before anything else we - care about, or the stream is not obeying spec */ - - if(ogg_sync_pageout(&o_sync_state,&o_page)>0) - { - queue_page(&o_page); - /* demux into the appropriate stream */ - } - else - { - int ret=buffer_data(fp,&o_sync_state); /* someone needs more data */ - if(ret==0) - { - kdDebug(7034)<<"End of file while searching for codec headers."<<endl; - corruptedHeaders=true; - } - } - } - - /* and now we have it all. initialize decoders */ - if(theora_p && !corruptedHeaders) - { - theora_decode_init(&t_state,&t_info); - } - else - { - /* tear down the partial theora setup */ - theora_info_clear(&t_info); - theora_comment_clear(&t_comment); - - vorbis_info_clear(&v_info); - vorbis_comment_clear(&v_comment); - ogg_sync_clear(&o_sync_state); - fclose(fp); - return false; - } - //queue_page(&o_page); - - while (buffer_data(fp,&o_sync_state)) - { - while (ogg_sync_pageout(&o_sync_state,&o_page)>0) - { - // The following line was commented out by Scott Wheeler <wheeler@kde.org> - // We don't actually need to store all of the pages / packets in memory since - // (a) libtheora doesn't use them anyway in the one call that we make after this - // that usese t_state and (b) it basically buffers the entire file to memory if - // we queue them up like this and that sucks where a typical file size is a few - // hundred megs. - - // queue_page(&o_page); - } - if (theora_serial==ogg_page_serialno(&o_page)) - duration=(ogg_int64_t) theora_granule_time(&t_state,ogg_page_granulepos(&o_page)); - } - - if (readTech) - { - int stream_fps=0; - if (t_info.fps_denominator!=0) - stream_fps=t_info.fps_numerator/t_info.fps_denominator; - KFileMetaInfoGroup videogroup = appendGroup(info, "Video"); - appendItem(videogroup, "Length", int (duration)); - appendItem(videogroup, "Resolution", TQSize(t_info.frame_width,t_info.frame_height)); - appendItem(videogroup, "FrameRate", stream_fps); - appendItem(videogroup, "Quality", (int) t_info.quality); - - KFileMetaInfoGroup audiogroup = appendGroup(info, "Audio"); - appendItem(audiogroup, "Channels", v_info.channels); - appendItem(audiogroup, "SampleRate", int(v_info.rate)); - } - fclose(fp); - - if (vorbis_p) - { - ogg_stream_clear(&v_stream_state); - vorbis_comment_clear(&v_comment); - vorbis_info_clear(&v_info); - } - - ogg_stream_clear(&t_stream_state); - theora_clear(&t_state); - theora_comment_clear(&t_comment); - theora_info_clear(&t_info); - ogg_sync_clear(&o_sync_state); - - return true; -} - -#include "kfile_theora.moc" - |